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SK40 Collet Chuck Typ ER

Certificate of Quality

  • Chuck body fine balanced G2.5 at 22.000 rpm
  • All functional surfaces fine machined
  • Taper tolerance AT3
  • Coolant supply form ADB
Your current product selection:
SK40 Collet Chuck Typ ER

Collet Chuck Type ER
DIN 69871 · SK40

Certificate of Quality

  • Chuck body fine balanced G2.5 at 22.000 rpm
  • All functional surfaces fine machined
  • Taper tolerance AT3
  • Coolant supply form ADB

Collet Chuck Type ER
DIN 69871 · SK40

For clamping tools with cylindrical shank in ER collets according to ISO 15488.

With steep taper SK40 form ADB DIN 69871.
Form ADB means: Central coolant supply and coolant channels on the collar which can be sealed again.

  • Included in delivery: Locknut (balanced, with slide coating for higher clamping forces)
  • Locknut type HS (High-Speed, fine balanced, with slide coating for higher clamping forces) for an extra charge
  • Enlarging of size L upon request

Technical data subjects to change without prior notice.

Features Collet Chuck Typ ER

The most important features:

  • 1. Fine balanced G2.5 at 25,000 rpm
  • 2. All functional surfaces grinded
  • 3. Fine balanced ER nut
  • 4. High runout accuracy
Features Collet Chuck Typ ER

The most important features:

  • 1. Fine balanced G2.5 at 25,000 rpm
  • 2. All functional surfaces grinded
  • 3. Fine balanced ER nut
  • 4. High runout accuracy

Technical drawing

SK40 Collet Chuck Typ ER Technical Drawing

Please select your clamping diameter:

Version ER 16
Ø D [mm]28
Clamping range [mm]0,5 - 10,0
L [mm] short-
L [mm]-
Order No. Gage length A in mm    
40.320.16 SK40 Collet Chuck Standard short Pictogram
short, 70.00 mm

Also suitable for ANSI-CAT
L = drilled through
DXF
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40.321.16 SK40 Collet Chuck Standard long Pictogram
long, 100.00 mm

Also suitable for ANSI-CAT
L = drilled through
DXF
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40.322.16 SK40 Collet Chuck Standard oversize Pictogram
oversize, 160.00 mm

Also suitable for ANSI-CAT
L = drilled through
DXF
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40.326.16 SK40 Collet Chuck Standard ZG200 Pictogram
ZG200, 200.00 mm

Also suitable for ANSI-CAT
L = drilled through
DXF
Step
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Version ER 20
Ø D [mm]34
Clamping range [mm]1,5 - 13,0
L [mm] short41,5
L [mm]41
Order No. Gage length A in mm    
40.320.20 SK40 Collet Chuck Standard short Pictogram
short, 70.00 mm

Also suitable for ANSI-CAT
DXF
Step
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40.321.20 SK40 Collet Chuck Standard long Pictogram
long, 100.00 mm

Also suitable for ANSI-CAT
DXF
Step
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Version ER 25
Ø D [mm]42
Clamping range [mm]1,0 - 16,0
L [mm] short62
L [mm]57
Order No. Gage length A in mm    
40.320.25 SK40 Collet Chuck Standard short Pictogram
short, 70.00 mm

Also suitable for ANSI-CAT
DXF
Step
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40.321.25 SK40 Collet Chuck Standard long Pictogram
long, 100.00 mm

Also suitable for ANSI-CAT
DXF
Step
Add item to wishlist Add item to wishlist Item already on wishlist
40.322.25 SK40 Collet Chuck Standard oversize Pictogram
oversize, 160.00 mm

Also suitable for ANSI-CAT
DXF
Step
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40.326.25 SK40 Collet Chuck Standard ZG200 Pictogram
ZG200, 200.00 mm

Also suitable for ANSI-CAT
DXF
Step
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Version ER 32
Ø D [mm]50
Clamping range [mm]1,5 - 20,0
L [mm] short64
L [mm]64
Order No. Gage length A in mm    
40.320.32 SK40 Collet Chuck Standard short Pictogram
short, 70.00 mm
DXF
Step
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40.321.32 SK40 Collet Chuck Standard long Pictogram
long, 100.00 mm
DXF
Step
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40.322.32 SK40 Collet Chuck Standard oversize Pictogram
oversize, 160.00 mm
DXF
Step
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40.326.32 SK40 Collet Chuck Standard ZG200 Pictogram
ZG200, 200.00 mm
DXF
Step
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Version ER 40
Ø D [mm]63
Clamping range [mm]2,5 - 26,0
L [mm] short73
L [mm]73
Order No. Gage length A in mm    
40.320.40 SK40 Collet Chuck Standard short Pictogram
short, 70.00 mm
DXF
Step
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40.321.40 SK40 Collet Chuck Standard long Pictogram
long, 100.00 mm
DXF
Step
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40.322.40 SK40 Collet Chuck Standard oversize Pictogram
oversize, 160.00 mm
DXF
Step
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